Humminbird 1157C User Manual
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Table of Contents
1100 Series™ Introduction
1
How Sonar Works ........................................................................................................................................ 1
High Definition Side Imaging Sonar (1197c SI Combo models only) ............................................................ 3
DualBeam PLUS™ Sonar ............................................................................................................................ 3
QuadraBeam PLUS™ Sonar (optional-purchase QuadraBeam PLUS™ transducer only) ................................ 4
Universal Sonar 2
4
How GPS and Cartography Work
4
MMC/SD Slot
5
Software Updates ........................................................................................................................................ 6
Accessory Bus
6
Video and GPS Output Connectors ............................................................................................................ 6
Installation Overview
7
Control Head Installation
9
Gimbal Mounting the Control Head............................................................................................................ 9
In-Dash Mounting the Control Head ........................................................................................................ 14
Connecting the Control Head Power Cable to the Boat .......................................................................... 16
Transducer Installation Overview
18
1197c SI Transducer Installation (1197c SI Combo models only) ................................................................ 18
1157c Transducer Installation (1157c Combo models only) ........................................................................ 25
Trolling Motor Transducer Installation ...................................................................................................... 40
Trolling Motor Transducer Options............................................................................................................ 40
GPS Receiver Installation
40
Stem Mounting with an Existing 1" - 14 Thread Stem ............................................................................ 41
Access Under Mounting Location ............................................................................................................ 42
No Access Under Mounting Location ...................................................................................................... 43
Finish Routing the Cable and Check GPS Receiver Operation ................................................................ 44
Testing the System Installation
45
Getting Started - Using Your 1100 Series™
46
Powering Up the Control Head ................................................................................................................ 47
What’s on the Sonar Display .................................................................................................................. 48
Understanding Sonar History .................................................................................................................... 50
Real Time Sonar (RTS®) Window .............................................................................................................. 50
Sonar Bottom Presentation ...................................................................................................................... 51